Ejemplos de get_compat_ipmi_recv en C++ (Cpp)

Ejemplo n.º 1

Archivo: ipmi_devintf.c Proyecto: avagin/linux

/*
 * Handle compatibility ioctls
 */
static long compat_ipmi_ioctl(struct file *filep, unsigned int cmd,
			      unsigned long arg)
{
	struct ipmi_file_private *priv = filep->private_data;

	switch(cmd) {
	case COMPAT_IPMICTL_SEND_COMMAND:
	{
		struct ipmi_req	rp;
		struct compat_ipmi_req r32;
		int retries;
		unsigned int retry_time_ms;

		if (copy_from_user(&r32, compat_ptr(arg), sizeof(r32)))
			return -EFAULT;

		get_compat_ipmi_req(&rp, &r32);

		mutex_lock(&priv->recv_mutex);
		retries = priv->default_retries;
		retry_time_ms = priv->default_retry_time_ms;
		mutex_unlock(&priv->recv_mutex);

		return handle_send_req(priv->user, &rp,
				       retries, retry_time_ms);
	}
	case COMPAT_IPMICTL_SEND_COMMAND_SETTIME:
	{
		struct ipmi_req_settime	sp;
		struct compat_ipmi_req_settime sp32;

		if (copy_from_user(&sp32, compat_ptr(arg), sizeof(sp32)))
			return -EFAULT;

		get_compat_ipmi_req_settime(&sp, &sp32);

		return handle_send_req(priv->user, &sp.req,
				sp.retries, sp.retry_time_ms);
	}
	case COMPAT_IPMICTL_RECEIVE_MSG:
	case COMPAT_IPMICTL_RECEIVE_MSG_TRUNC:
	{
		struct ipmi_recv   recv64;
		struct compat_ipmi_recv recv32;

		if (copy_from_user(&recv32, compat_ptr(arg), sizeof(recv32)))
			return -EFAULT;

		get_compat_ipmi_recv(&recv64, &recv32);

		return handle_recv(priv,
				 cmd == COMPAT_IPMICTL_RECEIVE_MSG_TRUNC,
				 &recv64, copyout_recv32, compat_ptr(arg));
	}
	default:
		return ipmi_ioctl(filep, cmd, arg);
	}
}

Ejemplo n.º 2

Archivo: ipmi_devintf.c Proyecto: aljazirrr/android_kernel_htc_pyramid-c2

/*
 * Handle compatibility ioctls
 */
static long compat_ipmi_ioctl(struct file *filep, unsigned int cmd,
			      unsigned long arg)
{
	int rc;
	struct ipmi_file_private *priv = filep->private_data;

	switch(cmd) {
	case COMPAT_IPMICTL_SEND_COMMAND:
	{
		struct ipmi_req	rp;

		if (get_compat_ipmi_req(&rp, compat_ptr(arg)))
			return -EFAULT;

		return handle_send_req(priv->user, &rp,
				priv->default_retries,
				priv->default_retry_time_ms);
	}
	case COMPAT_IPMICTL_SEND_COMMAND_SETTIME:
	{
		struct ipmi_req_settime	sp;

		if (get_compat_ipmi_req_settime(&sp, compat_ptr(arg)))
			return -EFAULT;

		return handle_send_req(priv->user, &sp.req,
				sp.retries, sp.retry_time_ms);
	}
	case COMPAT_IPMICTL_RECEIVE_MSG:
	case COMPAT_IPMICTL_RECEIVE_MSG_TRUNC:
	{
		struct ipmi_recv   __user *precv64;
		struct ipmi_recv   recv64;

		if (get_compat_ipmi_recv(&recv64, compat_ptr(arg)))
			return -EFAULT;

		precv64 = compat_alloc_user_space(sizeof(recv64));
		if (copy_to_user(precv64, &recv64, sizeof(recv64)))
			return -EFAULT;

		rc = ipmi_ioctl(filep,
				((cmd == COMPAT_IPMICTL_RECEIVE_MSG)
				 ? IPMICTL_RECEIVE_MSG
				 : IPMICTL_RECEIVE_MSG_TRUNC),
				(unsigned long) precv64);
		if (rc != 0)
			return rc;

		if (copy_from_user(&recv64, precv64, sizeof(recv64)))
			return -EFAULT;

		if (put_compat_ipmi_recv(&recv64, compat_ptr(arg)))
			return -EFAULT;

		return rc;
	}
	default:
		return ipmi_ioctl(filep, cmd, arg);
	}
}